204431322044 has 12 divisors (see below), whose sum is σ = 361036968600. Its totient is φ = 101277902448.

The previous prime is 204431322031. The next prime is 204431322049. The reversal of 204431322044 is 440223134402.

It is a junction number, because it is equal to n+sod(n) for n = 204431321998 and 204431322016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204431322049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234439154 + ... + 234440025.

It is an arithmetic number, because the mean of its divisors is an integer number (30086414050).

Almost surely, 2^204431322044 is an apocalyptic number.

It is an amenable number.

204431322044 is a deficient number, since it is larger than the sum of its proper divisors (156605646556).

204431322044 is a wasteful number, since it uses less digits than its factorization.

204431322044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468879292 (or 468879290 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 204431322044 its reverse (440223134402), we get a palindrome (644654456446).

The spelling of 204431322044 in words is "two hundred four billion, four hundred thirty-one million, three hundred twenty-two thousand, forty-four".